adds ability to assign NPCs to POI from POI page, adds POI-NPCs page

src/webserver/admin/index.php

@@ -9,8 +9,11 @@
 <h2>Tables</h2>
 
 <p><a href="players.php">Players</a></p>
+<br />
 <p><a href="pois.php">Points of Interest</a></p>
 <p><a href="npcs.php">NPCs</a></p>
+<p><a href="poi-npcs.php">NPCs assigned to POIs</a></p>
+<br />
 <p><a href="items.php">Items</a></p>
 
 <?php

src/webserver/admin/poi-npcs.php

@@ -0,0 +1,84 @@
+<?php
+    $db_path = realpath(dirname(__FILE__) . '/../config/db.php');
+    require_once($db_path);
+    require_once(realpath(dirname(__FILE__) . '/../header.php'));
+?>
+
+
+<h1>Wander Admin</h1>
+
+<h2>POI NPCs</h2>
+
+<p><a href='./pois.php?action=create'>Create New POI</a></p>
+<p><a href='./npcs.php?action=create'>Create New NPC</a></p>
+
+<?php
+    if (!isset($_GET['action']) && !isset($_POST['action'])) {
+?>
+
+<table border=1>
+    <tr>
+        <td>ID</td>
+        <td>POI</td>
+        <td>NPC</td>
+	<td>Group Size</td>
+    </tr>
+<?php
+	    $results = $conn->query('SELECT * FROM "POI-NPCs"');
+	    while ($row = $results->fetchArray()) {
+		$poiRes = $conn->query('SELECT * FROM POIs WHERE id = ' . $row['poi_id']);
+		if ($poiRes) {
+		    $thisPoi = $poiRes->fetchArray();
+		}
+		$npcRes = $conn->query('SELECT * FROM NPCs WHERE id = ' . $row['npc_id']);
+		if ($npcRes) {
+		    $thisNpc = $npcRes->fetchArray();
+		}
+	        ?>
+    <tr>
+        <td><a href='./poi-npcs.php?action=edit&id=<?= $row['id'] ?>'><?= $row['id'] ?></a></td>
+        <td><?= $thisPoi['name'] ?></td>
+        <td><?= $thisNpc['description'] ?></td>
+        <td><?= $row['group_size'] ?></td>
+    </tr>
+                <?php
+	    }
+?>
+</table>
+
+<?php
+    } else {
+	switch ($_REQUEST['action']) {
+   	    case 'create':
+                // create new NPC instance at POI
+		$poi_id = $_GET['poi_id'];
+		$npc_id = $_POST['npc'];
+		$npcRes = $conn->query('SELECT * FROM NPCs WHERE id = ' . $npc_id);
+		if ($npcRes) {
+		    $thisNpc = $npcRes->fetchArray();
+		}
+		$groupSize = rand($thisNpc['minimum_group'], $thisNpc['maximum_group']);
+		$createQuery = 'INSERT INTO "POI-NPCs" (poi_id, npc_id, group_size) VALUES (' . $poi_id . ', ' . $npc_id . ', ' . $groupSize . ')';
+		$createRes = $conn->query($createQuery);
+		if ($createRes) {
+		    echo "<p>NPC added to POI. <a href='poi-npcs.php'>&lt; View POI-NPCs</a></p>\n";
+		} else {
+		    echo "<p><strong>oopsie!</strong> There was a problem adding the NPC to the POI. Check the logs!</p>\n";
+		    echo "<p>last error: " . $conn->lastErrorMsg() . "</p>\n";
+		    echo "<p>query: " . $createQuery . "</p>\n";
+		}
+		break;
+	    case 'edit':
+	    case 'save':
+	    default:
+	      echo "Unknown action: " . $_GET['action'];
+	}
+    }
+
+?>
+
+<p><a href="index.php">&lt; back to Admin</a></p>
+
+<?php
+    require_once(realpath(dirname(__FILE__) . '/../footer.php'));
+?>

src/webserver/admin/pois.php

@@ -25,6 +25,7 @@
         <td>Longitude</td>
         <td>Radius</td>
         <td>Map Marker</td>
+        <td>&nbsp;</td>
     </tr>
 <?php
 	    $results = $conn->query('SELECT * FROM POIs');
@@ -38,7 +39,16 @@
         <td><?= $row['latitude'] ?></td>
         <td><?= $row['longitude'] ?></td>
         <td><?= $row['radius'] ?></td>
-        <td><?= $row['map_marker_icon'] ?></td>
+	<td><?= $row['map_marker_icon'] ?></td>
+	<td><form id='assign-npc-to-<?= $row['id'] ?>' method='POST' action='poi-npcs.php?action=create&poi_id=<?= $row['id'] ?>'><select name='npc' id='npc-selector-<?= $row['id'] ?>'>
+            <?php
+                $npcRes = $conn->query('SELECT * FROM NPCs WHERE is_active = 1');
+		while ($npcRow = $npcRes->fetchArray()) {
+		    echo "<option value='" . $npcRow['id'] . "'>" . $npcRow['name'] . " (id " . $npcRow['id'] . ")</option>\n";
+		}
+            ?>
+	    </select><input type='submit' form='assign-npc-to-<?= $row['id'] ?>' name='poi-<?= $row['id'] ?>-submit' value='Assign NPC' /></form>
+        </td>
     </tr>
                 <?php
 	    }